If you found this file on your computer or a specific website, you can try the following to identify what it actually is:
: Right-click the file and select Properties (Windows) or Get Info (Mac) to see if there is any author, title, or "Origin" information in the Details tab.
: The string 5f7bd3bd3b6f4b16e1d41 is likely a hexadecimal hash used to ensure the file has a unique name in a large database.
: The suffix _source usually indicates that this is the original, high-resolution version of a video before it was compressed or resized for different devices (like 720p or 480p versions). How to Find Information or Reviews